权威例句
What Are Phons?Decibels and PhonsDecibels and PhonsDecibels and PhonsDecibels and Phons: For MusiciansCalculation of Zwicker Phons on a Digital ComputerSpeech Synthesis by Using Single Phons as Speech ElementsOn the relation between stevens phons and dBA for office noiseEqual-loudness contours between 1 kHz and 12.5 kHz for 60 and 80 phonsRelation between loudness in categorical units and loudness in phons and sones.